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Physics LibreTexts

VI: Some Relativistic Quantum Fields

  • Page ID
    11066
  • Thumbnail: In this Feynman diagram, an electron and a positron annihilate, producing a photon (represented by the blue sine wave) that becomes a quark–antiquark pair, after which the antiquark radiates a gluon (represented by the green helix). Image used with permission (CC BY 2.5; Joel Holdsworth).